According to existing pattern.
However I am not sure it makes sense to return an errno (and print to STDERR)
if --help is passed.
Signed-off-by: Josef Moravec <josef.moravec@gmail.com>
Signed-off-by: Nick Clemens <nick@bywatersolutions.com>
(cherry picked from commit d7c0547bd2)
Signed-off-by: Martin Renvoize <martin.renvoize@ptfs-europe.com>
